5#ifdef USE_DATETIME_DATETIME
optional< uint16_t > get_year() const
optional< uint8_t > get_hour() const
optional< uint8_t > get_month() const
optional< uint8_t > get_minute() const
optional< uint8_t > get_day() const
optional< uint8_t > get_second() const
void control(const datetime::DateTimeCall &call) override
value_type value_or(U const &v) const
Providing packet encoding functions for exchanging data with a remote host.